Wittenstein Alpha Advanced SP+ 075, Operating Manual

Page: 44 / 52

Appendix SP
+
ATEX MC
en-42 2022-D014985 Revision: 07
Technical data for SP
+
140, 2-stage, i = 40 – 100
Clamping
hub Ø
[mm]
Ratio i
40 50 64 70 100
Max. acceleration torque T
2B
[Nm]
(max. 1000 cycles per hour)
264 264 210 264 210
Nominal output torque T
2N
[Nm]
(At n
1N
)
211 211 168 211 168
Emergency stop torque T
2Not
[Nm]
(1000 times possible during the service life
of the gearbox)
– 710 710 380 710 380
Permissible average input speed n
1N
[min
-1
]
(At T
2N
)
a
– 3600 3600 3600 3600 3600
Max. input speed n
1Max
[min
-1
] – 4500 4500 4500 4500 4500
Average no-load running torque T
012
[Nm]
(For n
1
=3000 min
-1
and gearbox
temperature 20 °C)
b
– 0.55 0.45 0.45 0.40 0.40
Max. backlash j
t
[arcmin] – Standard ≤ 6 / Reduced ≤ 4
Torsional rigidity C
t21
[Nm/arcmin] – 53
Max. axial force F
2AMax
[N]
c
– 6900
Max. lateral force F
2QMax
[N]
c
– 6600
Max. tilting moment M
2KMax
[Nm] – 660
Service life L
h
[h] – see Chapter 7.2.4 "Replacing the
gearbox"
Weight incl. standard adapter plate m
[kg] – 17
Operating noise L
PA
[dB(A)]
(For n
1
= 3000 min
-1
w/o load)
– ≤ 63
Max. permissible housing temperature
[°C] – +80
Ambient temperature [°C] – see Chapter 10.4 "Specifications for
startup and operation"
Lubrication – High-performance lubricating grease
based on mineral oil
Direction of rotation – In- and output same direction
Mass moment of inertia J
1
[kgcm
2
]
Refers to the drive
24 2.1 2.1 2.1 2.1 2.1
38 9.2 9.2 1.4 9.1 9.1
a
In the case of mounting position V1, reduce the average drive speed n
1N
by 20%.
b
No-load running torques diminish during operation
c
Refers to the center of the output shaft or flange
Tbl-29: SP
+
140, 2–stage, i = 40 – 100: Technical data for use in potentially explosive atmospheres